Slow Datapump Import For Statement With Insert or Delete Showing NESTED_TABLE_ID
(Doc ID 2358417.1)
Last updated on APRIL 04, 2019
Applies to:Oracle Database - Enterprise Edition - Version 220.127.116.11 to 18.104.22.168 [Release 11.2 to 12.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
Slow performance is observed during DataPump Import.
Tkprof output generated for 10046 DW trace shows "NESTED_TABLE_ID" being used as part of an insert statement which consumes significant time:
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